Issued Patents 2018
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10154767 | Electric vacuum cleaner | Hiromitsu Ichikawa, Masatoshi Tanaka, Hiromitsu Murata, Yukio Machida | 2018-12-18 |
| 10034589 | Electric vacuum cleaner | Naoko Kawamura, Yasuhiro Ohtsu, Yukio Machida, Tsutomu Inoue | 2018-07-31 |
| 10022029 | Electric vacuum cleaner | Yukio Machida, Masatoshi Tanaka, Yuji Ohtsuka, Hiromitsu Ichikawa, Hiromitsu Murata | 2018-07-17 |
| 9931012 | Vacuum cleaner | Hiromitsu Ichikawa, Masatoshi Tanaka, Yukio Machida, Hiromitsu Murata | 2018-04-03 |
| 9907447 | Electric vacuum cleaner | Masatoshi Tanaka, Yukio Machida, Yuji Ohtsuka, Hiromitsu Ichikawa, Hiromitsu Murata | 2018-03-06 |